Thermostat



FIG. 1 is a front and top-left perspective view of a thermostat showing our new design;

FIG. 2 is a front and bottom-right perspective view thereof;

FIG. 3 is a front elevational view thereof, the broken-line showings being environmental only and forming no part of the claimed design;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front and bottom-right perspective view of a second embodiment of our new design of FIGS. 1-5;

FIG. 7 is a front and bottom-right perspective view of a third embodiment of our new design of FIGS. 1-5;

FIG. 8 is a front and bottom-right perspective view of a fourth embodiment of our new design of FIGS. 1-5;

FIG. 9 is a front and bottom-right perspective view of a fifth embodiment of our new design of FIGS. 1-5;

FIG. 10 is a front and bottom-right perspective view of a sixth embodiment of our new design of FIGS. 1-5;

FIG. 11 is a front and bottom-right perspective view of an seventh embodiment of our new design of FIGS. 1-5;

FIG. 12 is a front and bottom-right perspective view of an eighth embodiment of our new design of FIGS. 1-5;

FIG. 13 is a front and bottom-right perspective view of a ninth embodiment of our new design of FIGS. 1-5;

FIG. 14 is a front and bottom-right perspective view of a tenth embodiment of our new design of FIGS. 1-5;

FIG. 15 is a front and bottom-right perspective view of an eleventh embodiment of our new design of FIGS. 1-5. 

The ornamental design for a thermostat, as shown. 